#include <stdio.h>
int main() {
	int i, j, upp, low, dig, spa, oth;
	char text[3][80];
	upp = low = dig = spa = oth = 0;
	for (i = 0; i < 3; i++) {
		printf("Please input line %d: \n", i + 1);
		gets_s(text[i]);
		for (j = 0; j <= 80 && text[i][j] != '\0'; j++) {
			if (text[i][j] >= 'A' && text[i][j] <= 'Z')
				upp++;
			else if (text[i][j] >= 'a' && text[i][j] <= 'z')
				low++;
			else if (text[i][j] >= '0' && text[i][j] <= '9')
				dig++;
			else if (text[i][j] == ' ')
				spa++;
			else
				oth++;
		}
	}
	printf("\nupper case: %d\n", upp);
	printf("lower case: %d\n", low);
	printf("digit     : %d\n", dig);
	printf("space     : %d\n", spa);
	printf("other     : %d\n", oth);
	return 0;
}